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Analysis

  • max time kernel
    148s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2024, 21:56

General

  • Target

    JaffaCakes118_395812837b0aa6cf4b6a8d3422722949.exe

  • Size

    445KB

  • MD5

    395812837b0aa6cf4b6a8d3422722949

  • SHA1

    65aeeed97bbd92e2895c7991244579b5f6a466a4

  • SHA256

    798342d87cf72af042f7ba3d59d4c191e46cc7b11da7e618e595911d3b6a8f4b

  • SHA512

    0abf895278479548229544f9d94336088cb8353f2185419de2161bae84700817e190317f2e3ce6ed64e00922b6eb7d4bd27c42c3dc8fa4425900ce88d5786215

  • SSDEEP

    6144:ckfxJlwLX+7szkXV6ufajCf8t00wn90UkKMf2f2LNvNSrhSHGYdSwQiVn7BSE0zF:H0y0mp0t0rnhuvIrUmiv7BSEKw

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h0gd

Decoy

hispansud.com

sanslisin156.com

izmediajo.com

fukugyo-kuchicomi.net

zjzmkj.net

powerupinnovations.com

unigradecuracao.net

inspirasimagz.com

isaacnqwilliams.store

john316graphics.net

wcparadise.net

trejoblanco.com

100x100cultura.com

beedivinehomedecor.com

polant.xyz

ascrete.com

www23855.com

emmagx.com

rekotalent.biz

fersamultiservicios.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook family
  • Formbook payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3568
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_395812837b0aa6cf4b6a8d3422722949.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_395812837b0aa6cf4b6a8d3422722949.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3352
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1456
    • C:\Windows\SysWOW64\cmstp.exe
      "C:\Windows\SysWOW64\cmstp.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2112
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1456-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1456-15-0x0000000001380000-0x00000000016CA000-memory.dmp

    Filesize

    3.3MB

  • memory/1456-16-0x0000000000F00000-0x0000000000F14000-memory.dmp

    Filesize

    80KB

  • memory/1456-17-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2112-21-0x00000000007D0000-0x00000000007FF000-memory.dmp

    Filesize

    188KB

  • memory/2112-20-0x00000000000B0000-0x00000000000C6000-memory.dmp

    Filesize

    88KB

  • memory/2112-19-0x00000000000B0000-0x00000000000C6000-memory.dmp

    Filesize

    88KB

  • memory/3352-6-0x0000000007AF0000-0x0000000007AFE000-memory.dmp

    Filesize

    56KB

  • memory/3352-1-0x0000000000BE0000-0x0000000000C56000-memory.dmp

    Filesize

    472KB

  • memory/3352-9-0x000000000A4E0000-0x000000000A57C000-memory.dmp

    Filesize

    624KB

  • memory/3352-10-0x000000000A5E0000-0x000000000A638000-memory.dmp

    Filesize

    352KB

  • memory/3352-7-0x000000007476E000-0x000000007476F000-memory.dmp

    Filesize

    4KB

  • memory/3352-13-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-0-0x000000007476E000-0x000000007476F000-memory.dmp

    Filesize

    4KB

  • memory/3352-5-0x00000000050C0000-0x00000000050CA000-memory.dmp

    Filesize

    40KB

  • memory/3352-4-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-8-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-3-0x0000000007B30000-0x0000000007BC2000-memory.dmp

    Filesize

    584KB

  • memory/3352-2-0x0000000008040000-0x00000000085E4000-memory.dmp

    Filesize

    5.6MB

  • memory/3568-18-0x0000000002FC0000-0x000000000308E000-memory.dmp

    Filesize

    824KB

  • memory/3568-22-0x0000000002FC0000-0x000000000308E000-memory.dmp

    Filesize

    824KB

  • memory/3568-26-0x0000000008920000-0x00000000089B8000-memory.dmp

    Filesize

    608KB

  • memory/3568-27-0x0000000008920000-0x00000000089B8000-memory.dmp

    Filesize

    608KB

  • memory/3568-29-0x0000000008920000-0x00000000089B8000-memory.dmp

    Filesize

    608KB